| Équations équilibrées la veille |
2 Fe + 3 C2O4 = Fe2(C2O4)3
CH3COOH + Na = (CH3COO)Na + H2 =>
2 CH3COOH + 2 Na = 2(CH3COO)Na + H2
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
(CuCl2)41 + NaOH = Cu(OH)2 + NaCl =>
(CuCl2)41 + 82 NaOH = 41 Cu(OH)2 + 82 NaCl
CH3COOH + Na = (CH3COO)Na + H2 =>
2 CH3COOH + 2 Na = 2(CH3COO)Na + H2
FeCl2 + K4(Fe(CN)6) = K2Fe(Fe(CN)6) + KCl =>
FeCl2 + K4(Fe(CN)6) = K2Fe(Fe(CN)6) + 2 KCl
Ag2S + Al + H2O = Al(OH)3 + H2S + Ag =>
3 Ag2S + 2 Al + 6 H2O = 2 Al(OH)3 + 3 H2S + 6 Ag
Cr2(SO4)3 + H2O2 + NaOH = NaCrO4 + H2O + NaSO4 =>
2 Cr2(SO4)3 + 11 H2O2 + 10 NaOH = 4 NaCrO4 + 16 H2O + 6 NaSO4
MnCl2 + KOH = KCl + Mn(OH)2 =>
MnCl2 + 2 KOH = 2 KCl + Mn(OH)2
ROH + CS2 + KOH = ROSCS{-} + K{+} + H2O =>
ROH + CS2 + KOH = ROSCS{-} + K{+} + H2O
HBrO2 + Ca(OH)2 = Ca(BrO2)2 + H2O =>
2 HBrO2 + Ca(OH)2 = Ca(BrO2)2 + 2 H2O
CH3COOH + Na = (CH3COO)Na + H2 =>
2 CH3COOH + 2 Na = 2(CH3COO)Na + H2
FeO + CO = Fe + CO3 =>
2 FeO + CO = 2 Fe + CO3
CH3CH2OHCH2 = CH2 + H2O =>
CH3CH2OHCH2 = 3 CH2 + H2O
Sn + Al(C2H3O2)3 = Sn(C2H3O2)4 + Al =>
3 Sn + 4 Al(C2H3O2)3 = 3 Sn(C2H3O2)4 + 4 Al
AgNO3 + KCH3COO = AgCH3COO + KNO3 =>
AgNO3 + KCH3COO = AgCH3COO + KNO3
KI + H5IO6 + H2SO4 = I2 + K2SO4 + H2O =>
14 KI + 2 H5IO6 + 7 H2SO4 = 8 I2 + 7 K2SO4 + 12 H2O
PS = S + P =>
PS = S + P
NaCl + CaO = NaO + ClCa =>
NaCl + CaO = NaO + ClCa
H2O + I + NaHSO3 = HI + NaHSO4 =>
H2O + 2 I + NaHSO3 = 2 HI + NaHSO4
Na2SO4 + Al2(SO4)3 = Na(SO4) + Al(SO4) =>
Na2SO4 + Al2(SO4)3 = 2 Na(SO4) + 2 Al(SO4)
SnS + H2O2 + NaOH = Na2SnO3 + Na2SO4 + H2O =>
SnS + 5 H2O2 + 4 NaOH = Na2SnO3 + Na2SO4 + 7 H2O
O{-2} + F2 = O2 + F{-} =>
2 O{-2} + 2 F2 = O2 + 4 F{-}
CH3OH + HBr = C2H5Br + HOH =>
2 CH3OH + HBr = C2H5Br + 2 HOH
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
Ca(OH)2 + Al2O3 + Cl + OH + H = Ca4Al2Cl2H20O16 =>
4 Ca(OH)2 + Al2O3 + 2 Cl + 5 OH + 7 H = Ca4Al2Cl2H20O16
H2BeO3 + NaOH = Na2BeO3 + H2O =>
H2BeO3 + 2 NaOH = Na2BeO3 + 2 H2O
C14H12O2 + NaOH = NaC6H5CO2 + C7H8O =>
C14H12O2 + NaOH = NaC6H5CO2 + C7H8O
Na2RuO4 + NaCIO + H2O = RuO4 + NaOH + NaCI =>
Na2RuO4 + NaCIO + H2O = RuO4 + 2 NaOH + NaCI
C2H6 + O = H2O + CO2 =>
C2H6 + 7 O = 3 H2O + 2 CO2
F2 + AlBr3 = AlF3 + Br2 =>
3 F2 + 2 AlBr3 = 2 AlF3 + 3 Br2
H3SCN + O2 = H2O + SO2 + CO2 + N2 =>
4 H3SCN + 11 O2 = 6 H2O + 4 SO2 + 4 CO2 + 2 N2
Zn + MnO2 + H2O = Zn(OH)2 + Mn2O3 =>
Zn + 2 MnO2 + H2O = Zn(OH)2 + Mn2O3
C7H6O + Ag(NH3)2OH = Ag + C7H5COONH4 + H2O + NH3 =>
8 C7H6O + 18 Ag(NH3)2OH = 18 Ag + 7 C7H5COONH4 + 12 H2O + 29 NH3
PCl5 + H2O = H3PO4 + H{+} + Cl{-} =>
PCl5 + 4 H2O = H3PO4 + 5 H{+} + 5 Cl{-}
Na2SO4 + Pb(NO3)2 = Na + NO3 + PbSO4 =>
Na2SO4 + Pb(NO3)2 = 2 Na + 2 NO3 + PbSO4
NaCO3 = NaC + O2 =>
2 NaCO3 = 2 NaC + 3 O2
Ba(ClO3)2 + H2(SO4) = Ba(SO4) + H(ClO3) =>
Ba(ClO3)2 + H2(SO4) = Ba(SO4) + 2 H(ClO3)
KCl + BaNO3 = BaCl + KNO3 =>
KCl + BaNO3 = BaCl + KNO3
Fe2(CO3)3 + NaOH = Fe(OH)3 + Na2CO3 =>
Fe2(CO3)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2CO3
Cs(OH) + H2SO4 = Cs2(SO4) + H2O =>
2 Cs(OH) + H2SO4 = Cs2(SO4) + 2 H2O
Cr2O3 + K2CO3 + NaNO3 = K2CrO4 + NaNO2 + CO2 =>
Cr2O3 + 2 K2CO3 + 3 NaNO3 = 2 K2CrO4 + 3 NaNO2 + 2 CO2
NaHCO3 + NH4OH = (NH4)2CO3 + H2O + NaOH =>
NaHCO3 + 2 NH4OH = (NH4)2CO3 + H2O + NaOH
Zn(s) + HI2(aq) = ZnI(aq) + H2(g) =>
4 Zn(s) + 2 HI2(aq) = 4 ZnI(aq) + H2(g)
C2H4O2 + NaHCO3 = C2H3O2Na + H2CO3 =>
C2H4O2 + NaHCO3 = C2H3O2Na + H2CO3
H2CO3 = CO2 + H2O =>
H2CO3 = CO2 + H2O
HCN = H{+} + CN{-} =>
HCN = H{+} + CN{-}
Ca(HCO3)2 + HCl = CaCl2 + HCO3H =>
Ca(HCO3)2 + 2 HCl = CaCl2 + 2 HCO3H
O2 + NaCl = NaClO2 =>
O2 + NaCl = NaClO2
CH3COOH + NaCl = HCl + C2H3NaO2 =>
CH3COOH + NaCl = HCl + C2H3NaO2
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Équations équilibrées sur10/16/24
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